​​Junior CEMA Software Engineer​

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

Your greatest work is ahead!

​​Leidos Defense Systems is seeking a talented Junior CEMA Software Engineer in Lawton, OK to join our local development team to create unique solutions for complex problems in engineering, spectrum warfare, and defense domains. 

​As a Junior CEMA Software Engineer, you will bring your passion of software design and development to design, build, deploy, and maintain mission critical solutions that support our customers’ mission objectives.  

​Our team is primarily in-person in Lawton. Culturally, we place emphasis on trust, respect, asynchronous communication, creativity, and valuing the mission of our customers. 

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​Primary Responsibilities 

• ​Support a team of software engineers in developing offensive and defensive cyber tools focused on radar, C2, surface-to-air, and artillery systems. ​

• Develop simulations to emulate threat-representative Cyber and Electromagnetic Activities (CEMA) effects and environments. ​

• Research current and future cybersecurity threats against military systems. 

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​Basic Qualifications 

• ​Candidate must possess at least a Bachelor’s Degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, or related technical degree. ​

• BS degree with 2+ years of software engineering relevant experience, or MS degree in lieu of the 2 years experience. ​

• Candidate must be willing to travel approx. 10% each year if necessary — moderate travel to testing locations, typically CONUS. 

• Must live in or be willing to relocate to Lawton, OK. 

• Candidate must be a US Citizen and meet the eligibility to obtain (and maintain) a Final Top-Secret Clearance. 

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​Preferred Qualifications 

​Extensive experience with software engineering and should be prepared to demonstrate: 

• ​Experience in software architecture and design 

• ​Proficient in Python or C++ 

• ​Deep understanding of Linux platforms 

• ​Experience and interest in cybersecurity 

• ​Experience and interest in fundamental networking implementations and concepts 

• ​Experience and interest in machine learning and data science 

• ​Experience with Agile software development, CI/CD toolchains, and DevOps (e.g., Atlassian suite, git, Jenkins, Artifactory) 

• ​Experience with the following tools, concepts, and products is a plus: 

• ​Ubuntu, Red Hat, Kali Linux, or similar 

• ​Networking Protocols ​

• Wireshark 

Original Posting:

April 7, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $67,600.00 - $122,200.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.